Sara Melnicoff was going for a morning walk with her 13-year-old dog Carli when the pooch was suddenly swept away by the raging waters of Mill Creek, US. “I was going to take my shoes off and go in the water to try to get her, when this young man appeared out of nowhere and stripped down to his boxers. He plunged into the water, making his way along the slippery rocks, while the powerful currents of the water rushed all around him.”